Solve the following parts (a) and (b) b) If the de-seasonalised trend equation is Y = 8.110 + 0.09.Use the trend equation as well as information from part (a) to complete the following table(use 3 decimal places in your answers where necessary)Period Seasonal IndexForecastOF9101112Seasonal Forecast Given a time series comprising the last two years of quarterly data (5 thousands)a) Complete the following table using 3 decimal places in your answers where necessary.Period12356Output86.54.69.813.66.910510.414.1MovingAverageCentered MovingAverage

PeriodOutput16.524.639.8413.656.965710.4814.1

Given a time series comprising the last two years of quarterly data (5 thousands) a) Complete the following table using 3 decimal places in your answers where necessary. Output Period 3 A 5 6.5 4.6 9.8 13.6 6.9 un 5 10.4 Moving Average 14.1 Centered Moving Average

Given a time series comprising the last two years of quarterly data (5 thousands) a) Complete the following table using 3 decimal places in your answers where necessary. Output Period 3 A 5 6.5 4.6 9.8 13.6 6.9 un 5 10.4 Moving Average 14.1 Centered Moving Average

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter5: Inverse, Exponential, And Logarithmic Functions

Section5.6: Exponential And Logarithmic Equations

Problem 69E

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Question

Solve the following parts (a) and (b)

b) If the de-seasonalised trend equation is Y = 8.110 + 0.09.
Use the trend equation as well as information from part (a) to complete the following table
(use 3 decimal places in your answers where necessary)
Period Seasonal Index
Forecast
OF
9
10
11
12
Seasonal Forecast

Given a time series comprising the last two years of quarterly data (5 thousands)
a) Complete the following table using 3 decimal places in your answers where necessary.
Period
1
2
3
5
6
Output
8
6.5
4.6
9.8
13.6
6.9
10
5
10.4
14.1
Moving
Average
Centered Moving
Average

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Step 1: Write the given information.

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Step 2: Determine the moving average and centered moving average using the given data.

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Step 3: Determine the seasonal index, forecast and seasonal forecast using trend equation.

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